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DIVISION OF AERONAUTICS

Illinois Automated Surface Observation System
&
Illinois Automated Weather Observation System

The following tables list the frequencies and telephone numbers of on-site weather observation systems located at Illinois airports. The data in these tables change periodically, so check this page frequently. Remember, a good weather briefing before your flight is your best insurance for a safe flight.

 

Automated Surface Observation System (ASOS) Facilities

Current as of March 21, 2008

CITY - AIRPORT NAME

ID

FREQ.

PHONE #

STATUS

Aurora - Aurora Municipal

ARR

125.850 MHz (ATIS)

(630) 466-4024

Commissioned

Bloomington - Central IL Reg. *(AWSS)

BMI

135.350 MHz (ATIS)

(309) 661-9478

Commissioned

Cahokia -St. Louis Downtown Parks

CPS

127.850 MHz (ATIS)

(618) 332-0001

Commissioned

Carbondale - Southern Illinois

MDH

119.850 MHz (ATIS)

(618) 529-1821

Commissioned

Champaign - University of Illinois/Willard

CMI

124.850 MHZ (ATIS)

(217) 352-9118

Commissioned

Chicago - Midway

MDW

132.750 MHz (ATIS)

(773) 581-9967

Commissioned

Chicago - O'Hare International

ORD

135.400 MHz (ATIS)

(773) 462-0118

Commissioned

Decatur - Decatur

DEC

126.350 MHz (ATIS)

(217) 429-0052

Commissioned

Lawrenceville - Vincennes

LWV

118.000 MHz (VHF)

(618) 943-5252

Commissioned

Mattoon - Coles County Memorial

MTO

109.400 MHZ (VOR)

(217) 234-8442

Commissioned

Moline - Quad City International

MLI

121.200 MHz (ATIS)

(309) 799-7096

Commissioned

Peoria - Greater Peoria Regional

PIA

126.100 MHz (ATIS)

(309) 697-3611

Commissioned

Quincy - Quincy Regional

UIN

118.325 MHz (VHF)

(217) 885-3319

Commissioned

Rockford - Greater Rockford

RFD

126.700 MHz (ATIS)

(815) 399-0627

Commissioned

Springfield - Capital

SPI

127.650 MHz (ATIS)

(217) 789-7389

Commissioned

Waukegan - Waukegan Regional

UGN

132.400 MHz (ATIS)

(847) 782-0876

Commissioned

West Chicago - DuPage

DPA

124.800 MHz (ATIS)

(630) 584-2728

Commissioned

Wheeling - Chicago Executive

PWK

124.200 MHz (ATIS)

(847) 465-0291

Commissioned

 

Note: ASOS facilities are co-owned by Federal Aviation Administration (FAA) and the National Weather Service (NWS) and maintained by the FAA.
* - Automated Weather Sensor System.
(ATIS) – ATIS Frequency
(VHF) – VHF Discreet Frequency
(VOR) – VOR Frequency

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Automated Weather Observation System (AWOS) Facilities

Current as of August 26, 2013

CITY - AIRPORT NAME

ID

FREQ.

PHONE #

STATUS

Alton - St. Louis Regional

ALN

128.000 MHz (ATIS)

(618) 259-7231

Commissioned

Cairo - Cairo Regional

CIR

118.025 MHz (VHF)

(618) 734-9173

Commissioned

Carmi - Carmi Municipal

CUL

118.425 KHz (VHF)

(618) 382-3760

Commissioned

Centralia - Centralia Municipal

ENL

121.125 MHz (VHF)

(618) 533-4417

Commissioned

Danville - Vermilion County

DNV

119.275 MHz (VHF)

(217) 442-4660

Commissioned

DeKalb - DeKalb/Taylor Municipal

DKB

119.075 MHz (VHF)

(815) 748-2350

Commissioned

Effingham - Effingham County Memorial

1H2

118.375 MHz (VHF)

(217) 536-5976

Commissioned

Fairfield - Fairfield Municipal

FWC

119.425 MHz (VHF)

(618) 847-4709

Commissioned

Flora - Flora

FOA

120.175 MHz (VHF)

(618) 662-8355

Commissioned

Freeport - Freeport/Albertus

FEP

120.525 MHz (VHF)

(815) 233-4472

Commissioned

Galesburg - Galesburg Municipal

GBG

118.975 MHz (VHF)

(309) 343-3711

Commissioned

Harrisburg - Harrisburg/Raleigh

HSB

135.925 MHz (VHF)

(618) 253-3010

Commissioned

Jacksonville - Jacksonville Municipal

IJX

120.525 MHz (VHF)

(217) 243-6379

Commissioned

Joliet - Joliet Regional

JOT

119.975 MHZ (VHF)

(815) 730-9560

Commissioned

Kankakee - Greater Kankakee

IKK

128.475 MHz (VHF)

(815) 939-4044

Commissioned

Lacon - Marshall County

C75

119.425 MHz (VHF)

(309) 246-3089

Commissioned

Lansing - Lansing Municipal

IGQ

119.275 MHz (VHF)

(708) 895-9526

Commissioned

Lincoln - Lincoln/Logan County

AAA

118.775 MHz (VHF)

(217) 732-9605

Commissioned

Litchfield - Litchfield Municipal

3LF

118.175 MHz (VHF)

(217) 324-4735

Commissioned

Macomb - Macomb Municipal

MQB

119.025 MHz (VHF)

(309) 837-4022

Commissioned

Marion - Williamson County Regional

MWA

119.675 MHz (VHF)

(618) 942-8877

Commissioned

Metropolis - Metropolis Municipal

M30

124.175 MHz (VHF)

(618) 524-7483

Commissioned

Morris - Morris Municipal

C09

118.175 MHz (VHF)

(815) 941-1815

Commissioned

Mt. Carmel - Mt. Carmel Municipal

AJG

134.900 MHz (VHF)

(618) 948-2184

Commissioned

Mt. Vernon - Mt. Vernon (1)

MVN

113.800 MHz (VOR)

(618) 242-7933

Commissioned

Olney - Olney/Noble

OLY

119.275 MHz (VHF)

(618) 393-4416

Commissioned

Paris - Edgar County

PRG

124.175 MHz (VHF)

(217) 465-4304

Commissioned

Peru - Illinois Valley Regional

VYS

120.025 MHz (VHF)

(815) 223-8442

Commissioned

Pittsfield - Pittsfield/Penstone Municipal

PPQ

118.525 MHz (VHF)

(217) 285-1428

Commissioned

Pontiac - Pontiac Municipal

PNT

119.675 MHz (VHF)

(815) 844-0923

Commissioned

Rantoul - National Aviation Center

TIP

119.025 MHz (VHF)

(217) 892-4999

Commissioned

Robinson - Robinson Municipal

RSV

120.500 MHz (VHF)

(618) 586-2772

Commissioned

Rochelle - Rochelle Municipal

RPJ

125.200 MHz (VHF)

(815) 562-2955

Commissioned

Romeoville - Lewis University

LOT

118.525 MHz (VHF)

(815) 588-4802

Commissioned

Salem - Leckrone Field

SLO

118.525 MHz (VHF)

(618) 548-0469

Commissioned

Savanna - Tri-Township

SFY

118.650 MHz (VHF)

(815) 273-4429

Commissioned

Sparta - Sparta Community

SAR

118.375 MHz (VHF)

(618) 443-3296

Commissioned

Sterling/Rock Falls - Whiteside Co. (1)

SQI

119.175 MHz (VHF)

(815) 626-2704

Commissioned

Taylorville - Taylorville Municipal

TAZ

123.875 MHz (VHF)

(217) 824-9323

Commissioned

 

(1) – FAA Maintained AWOS
(ATIS) – ATIS Frequency
(VHF) VHF Discrete Frequency
(VOR) – VOR Frequency

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